Answer:
f(x) = x^2 - 3x - 28
Step-by-step explanation:
The root -4 corresponds to the factor (x + 4); the root 7 corresponds to (x - 7). The equation is thus f(x) = (x + 4)(x - 7) = x^2 - 3x - 28, or
f(x) = x^2 - 3x - 28
<span>9 (p − 4) = 18
9p - 36 = 18
9p = 18 + 36
9p = 54
p = 54/9
p = 6</span>
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